NT-461-1-PHYSICS-9-M-VOL.1 Ãm≥tU¿Uv IX `mKw ˛ 1 tIc-f-k¿°m¿ s]mXphnZym`- ymk- h- I- p∏v kwÿm\\ hnZym-`ymk Kth-jW ]cn-io-e\\ kanXn (SCERT), tIcfw 2019
tZio-b-Km\\w P\\-K-W-a-\\- -A-[n-\\m-bI Pbtl `mc-X -`m-Ky-hn-[mXm, ]©m-_-kn‘p KpP-dmØ admTm {ZmhnU DXv°e- - _wK- m, hn‘y-ln-am-N-e -b-ap\\mKwKm, D—e Pe[- nXc- wKm, Xhi- p`- \\- mta PmtK, Xh-ip` Bin-j -am-tK, Kmtl Xh- P-b- KmYm P\\K- W- a- wK- e- Z- mb- I Pbtl `mc-X- `m-Ky-hn-[mXm, Pbt- l, Pbt- l, Pbt- l, Pb Pb Pb Pbtl! {]Xn⁄ C¥y Fs‚ cmPy-am-Wv. F√m C¥y-°mcpw Fs‚ ktlm-Z-co- ktlmZc-∑m-cm-Wv. Rm≥ Fs‚ cmPysØ kvt\\ln-°p∂p; kºq¿Whpw sshhn-[y-]q¿W-hp-amb AXns‚ ]mc-º-cy-Øn¬ Rm≥ A`n-am\\w sIm≈p∂p. Rm≥ Fs‚ amXm]- nX- m°- s- fbpw Kpcp°- ∑- ms- cbpw apXn¿∂-hscbpw _lp-am-\\n-°pw. Rm≥ Fs‚ cmPy-Øn-s‚bpw Fs‚ \\m´p-Im-cp- sSbpw t£a-Øn\\pw sFiz-cy-Øn-\\pw- th≠n {]bXv\\n°pw.
{]nb-s∏´ hnZ-ym¿Yn-Itf, Np‰p-]m-SpIƒ \\nco-£n-°m\\pw efn-X-amb ]co-£-W-ß-fnepw At\\z- jW{]h¿Ø\\- ß- f- nepw G¿s∏S- m\\pw ap≥ ¢mkpI- f- n¬ \\n߃°v Ah- kcw e`n-®n-´p-≠-t√m. e`n® hnh-c-߃ Nn´-bmbn tcJ-s∏-Sp-Øm\\pw N¿®b- ne- qs- Sbpw hniI- e- \\- Ø- ne- qs- Sbpw Bib- ß- ƒ kzmwioI- c- n°- m\\pw ¢mkvdqw {]h¿Ø\\- ß- ƒ klmb- I- a- mb- n´- p≠- mh- pw. imkv{XØ- ns‚ coXn t_m[y-s∏-Sp-∂-tXm-sSm∏w Ah \\nXy-Po-hn-X-Øn¬ {]tbm-Kn-°m-\\p-≈ tijn B¿Pn-°m-\\pw Ign-tb-≠-Xp≠v. H∏w ]cn-ÿnXn-kulm¿Z-]-c- amb ImgvN-∏mSpw cq]-s∏-tS-≠-Xp-≠v. CsX√mw Ign-hXpw t\\cn-´p≈ A\\p-`-h-ß-fn-eq-sSbpw At\\z-j-W-ß-fn-eq-sSbpw Xncn-®-dn-hp-I-fn-eq-sS- bp-am-I-Ww. AXn\\v DXIpw hn[-amWv Cu ]mT-]p-kvX-I-Ønse Bi-b- ߃ Ah-X-cn-∏n-®n-´p-≈Xv. ka{K F∂ hnZym-`ymk t]m¿´-epw kmt¶-Xn-I-ambn i‡n-s∏-Sp-Ønb Iyp.B¿.tImUpw ¢mkvdqw ]T\\- {- ]h- ¿Ø\\- ß- ƒ Bbmk- c- l- nX- hpw ck- I-chpw B°nØo¿°pw. tZio-b-sXm-gn¬ ss\\]pWn N´-°q-Spw (F≥.- F-kv.-Iyp.-F-^v), Zpc-¥-\\n-hm-c-Wam¿K-ßfpw sF.kn.-Sn. km[y-X-Ifpw Cu ]mT-]p-kvX-I-Øn¬ ]cn-K-Wn-®n-´p-≠v. Nn¥n®pw tNmZyw sNbvXpw Bi-b-ßsf hna¿i-\\m-fl-I-ambn kao- ]n®pw A[ym-]-I-tcmSpw kl-]m-Tn-I-tfm-Sp-sam∏w At\\z-jn®pw Is≠- Ønbpw apt∂-dmw. Cßs\\ ]T\\w B\\-μ-I-c-amb A\\p-`-h-am-°m≥ \\n߃°v Ign-bpamdm-Is´. kvt\\lmiw-k-I-tfm-sS, tUm. sP. {]kmZv Ub-d-IvS¿ Fkv.-kn.-C.-B¿.Sn.
State Council of Educational Research and Training (SCERT) Poojappura, Thiruvananthapuram 695012, Kerala Website : www.scertkerala.gov.in, e-mail : [email protected] Phone : 0471 - 2341883, Fax : 0471 - 2341869 Typesetting and Layout : SCERT Printed at : KBPS, Kakkanad, Kochi-30 © Department of Education, Government of Kerala
1. {Zh-_e-ß-ƒ .................................... 07 2. Ne-\\ka-hm-Iy-߃ ............................. 29 3. Ne-\\hpw Ne\\\\nb-a-ßfpw .................... 43 4. Kpcp-Xzm-I¿jWw .............................. 63
Cu ]pkvXIØn¬ kuIcyØn\\mbn Nne ap{ZIƒ D]tbmKn®ncn°p∂p. A[nIhmb\\bv°v (hnebncpØen\\v hnt[bamt°≠Xn√) Bibhy‡X hcpØp∂Xn\\v ICT km[yX hnebncpØmw XpS¿{]h¿Ø\\߃ sXmgn¬ ss\\]pWn
I¸Â Pe-¯n s]m§n-¡n-S-¡p-¶Xv F´p-sIm-m-bn- cn¡pw? AtXI- mc- Ww sImmb- nc- n¡- ptam t»Uv Ptem]- cnX- e- ¯- n s]m§n¡- nS- ¡- p¶- X- v? FÃm hkvXp-¡-sfbpw CXp-t]mse Ptem-]-cn-X-e-¯n \\nÀ¯m³ km[n¡- p¶- nÃ- tÃm! C§s\\sbmcp kwibw \\n§Ä¡p-m-bn-«ptm? _¡-än Pe-sa-Sp-¡p-I. Hcp Hgnª ¹mÌnIv Ip¸n \\¶mbn AS-¨-tijw Ptem- ]cn-X-e-¯n hbv¡p-I. F´p \\nco-£n-¡p¶p? ¹mÌnIvIp¸n ssIsImv Pe-¯n-\\-Sn-bn-te¡p Nn{Xw 1.1 Xmgv¯m³ {ian¡q. \\n§Ä¡v Hcp _ew {]tbm-Kn- t¡--Xmbn hcp-¶ntÃ? CXv F´p-sIm-m-bn-cn¡pw? Xmgv¯n-b tijw Pe-¯n-\\Snbnep-Å ¹mÌnIv Ip¸nbnÂ\\n¶v ssI hn«pt\\m¡q. F´p \\nco-£n-¡p- ¶p? AXv apI-fn-te¡v Db-cp-¶Xv F´p-sIm-mWv? $ `mc-apÅ hkvXp-¡Ä Xmtg-¡tà t]mtI-Xv? $ Ip¸nb- psS `mct- ¯¡- mÄ IqSnb _ew apIf- nt- e¡v A\\p-`-h-s¸-«Xv F´psImmbn-cn-¡pw? $ {Zmh-I-§Ä¡v apI-fn-te¡p _ew {]tbm-Kn-¡m³ km[n-¡ptam?
DuÀPX- {´w ÌmtâÀUv - IX $ IqSp-X Db-c-¯n-te¡v Pew Ib-dn-bXv GXn-emWv? $ sNdpa¬I«-IÄ DÅ Ipg-en Pe-¯n-\\p-mb DbÀ¨ Ipd-ªXv F´p-sIm-m-bn-cn¡pw? $ ]d¼v Inf¨nSp-t¼mÄ a¬X-cn-IÄ X½n-epÅ ASp¸w IqSptam Ipdbptam? Cu {]hÀ¯-\\-¯nÂ\\n¶p th\\¡m-e-¯n-\\p-ap¼v ]d¼v Inf-bv¡p-¶Xv ]d-¼nse Pemwiw \\ne-\\nÀ¯m³ klm-bn-¡p-¶Xv F§-s\\-sb¶v NÀ¨- sNbvXv hni-Z-am-¡q. $ tIinI DbÀ¨ {]tbm-P-\\-s¸-Sp-¯p¶ IqSp-X kµÀ`-§Ä Is- ¯n- FgpXq. 28
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